smp.h revision 291949 
1/*-
2 * ----------------------------------------------------------------------------
3 * "THE BEER-WARE LICENSE" (Revision 42):
4 * <phk@FreeBSD.org> wrote this file.  As long as you retain this notice you
5 * can do whatever you want with this stuff. If we meet some day, and you think
6 * this stuff is worth it, you can buy me a beer in return.   Poul-Henning Kamp
7 * ----------------------------------------------------------------------------
8 *
9 * $FreeBSD: head/sys/amd64/include/smp.h 291949 2015-12-07 17:41:20Z kib $
10 *
11 */
12
13#ifndef _MACHINE_SMP_H_
14#define _MACHINE_SMP_H_
15
16#ifdef _KERNEL
17
18#ifdef SMP
19
20#ifndef LOCORE
21
22#include <x86/x86_smp.h>
23
24extern int pmap_pcid_enabled;
25extern int invpcid_works;
26
27/* global symbols in mpboot.S */
28extern char			mptramp_start[];
29extern char			mptramp_end[];
30extern u_int32_t		mptramp_pagetables;
31
32/* IPI handlers */
33inthand_t
34	IDTVEC(invltlb_pcid),	/* TLB shootdowns - global, pcid */
35	IDTVEC(invltlb_invpcid),/* TLB shootdowns - global, invpcid */
36	IDTVEC(justreturn);	/* interrupt CPU with minimum overhead */
37
38void	invltlb_pcid_handler(void);
39void	invltlb_invpcid_handler(void);
40int	native_start_all_aps(void);
41
42#endif /* !LOCORE */
43#endif /* SMP */
44
45#endif /* _KERNEL */
46#endif /* _MACHINE_SMP_H_ */
47